summaryrefslogtreecommitdiffhomepage
path: root/coreutils/rm.c
blob: ea7f86ce100bfe7309a4b954e997cb480e936011 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
/* vi: set sw=4 ts=4: */
/*
 * Mini rm implementation for busybox
 *
 *
 * Copyright (C) 1999,2000,2001 by Lineo, inc.
 * Written by Erik Andersen <andersen@lineo.com>, <andersee@debian.org>
 *
 * INTERACTIVE feature Copyright (C) 2001 by Alcove
 *   written by Christophe Boyanique <Christophe.Boyanique@fr.alcove.com>
 *   for Ipanema Technologies
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 *
 */

#include <stdio.h>
#include <time.h>
#include <utime.h>
#include <dirent.h>
#include <errno.h>
#include <unistd.h>
#include <stdlib.h>
#include <getopt.h>
#include "busybox.h"

static int recursiveFlag = FALSE;
static int forceFlag = FALSE;
#ifdef BB_FEATURE_RM_INTERACTIVE
	static int interactiveFlag = FALSE;
#endif
static const char *srcName;


static int fileAction(const char *fileName, struct stat *statbuf, void* junk)
{
#ifdef BB_FEATURE_RM_INTERACTIVE
	if (interactiveFlag == TRUE) {
		printf("rm: remove `%s'? ", fileName);
		if (ask_confirmation() == 0)
			return (TRUE);
	}
#endif
	if (unlink(fileName) < 0) {
		perror_msg("%s", fileName);
		return (FALSE);
	}
	return (TRUE);
}

static int dirAction(const char *fileName, struct stat *statbuf, void* junk)
{
	if (recursiveFlag == FALSE) {
		errno = EISDIR;
		perror_msg("%s", fileName);
		return (FALSE);
	} 
#ifdef BB_FEATURE_RM_INTERACTIVE
	if (interactiveFlag == TRUE) {
		printf("rm: remove directory `%s'? ", fileName);
		if (ask_confirmation() == 0)
			return (TRUE);
	}
#endif
	if (rmdir(fileName) < 0) {
		perror_msg("%s", fileName);
		return (FALSE);
	}
	return (TRUE);
}

extern int rm_main(int argc, char **argv)
{
	int opt;
	int status = EXIT_SUCCESS;
	struct stat statbuf;
	
	
	/* do normal option parsing */
	while ((opt = getopt(argc, argv, "Rrf-"
#ifdef BB_FEATURE_RM_INTERACTIVE
"i"
#endif
)) > 0) {
		switch (opt) {
			case 'R':
			case 'r':
				recursiveFlag = TRUE;
				break;
			case 'f':
				forceFlag = TRUE;
#ifdef BB_FEATURE_RM_INTERACTIVE

				interactiveFlag = FALSE;
#endif
				break;
#ifdef BB_FEATURE_RM_INTERACTIVE
			case 'i':
				interactiveFlag = TRUE;
				forceFlag = FALSE;
				break;
#endif
			default:
				show_usage();
		}
	}
	
	if (argc == optind && forceFlag == FALSE) {
		show_usage();
	}

	while (optind < argc) {
		srcName = argv[optind];
		if (forceFlag == TRUE && lstat(srcName, &statbuf) != 0
			&& errno == ENOENT) {
			/* do not reports errors for non-existent files if -f, just skip them */
		} else {
			if (recursive_action(srcName, recursiveFlag, FALSE,
								TRUE, fileAction, dirAction, NULL) == FALSE) {
				status = EXIT_FAILURE;
			}
		}
		optind++;
	}
	return status;
}